1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    *
5    *
6    *
7    * The contents of this file are subject to the terms of the Liferay Enterprise
8    * Subscription License ("License"). You may not use this file except in
9    * compliance with the License. You can obtain a copy of the License by
10   * contacting Liferay, Inc. See the License for the specific language governing
11   * permissions and limitations under the License, including but not limited to
12   * distribution rights of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.taglib.util;
24  
25  import javax.servlet.jsp.JspException;
26  import javax.servlet.jsp.tagext.TagSupport;
27  
28  /**
29   * <a href="ParamTag.java.html"><b><i>View Source</i></b></a>
30   *
31   * @author Brian Wing Shun Chan
32   */
33  public class ParamTag extends TagSupport {
34  
35      public int doStartTag() throws JspException {
36          ParamAncestorTag paramAncestor =
37              (ParamAncestorTag)findAncestorWithClass(
38                  this, ParamAncestorTag.class);
39  
40          if (paramAncestor == null) {
41              throw new JspException();
42          }
43  
44          paramAncestor.addParam(_name, _value);
45  
46          return EVAL_BODY_INCLUDE;
47      }
48  
49      public void setName(String name) {
50          _name = name;
51      }
52  
53      public void setValue(String value) {
54          _value = value;
55      }
56  
57      private String _name;
58      private String _value;
59  
60  }